f25a724ade
Only name changing implemented under hierarchy_levels url. Whole hierarchy change should be performed throught environment update. Cascade deletion added to hierarchy levels on environment deletion. Order of hierarchy levels fixed for environments GET requests. Module levels_hierarchy was renamed to hierarchy_levels. Change-Id: I0642892b517357ebc95427617413048f4db6fba3
153 lines
4.9 KiB
Python
153 lines
4.9 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import flask
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import flask_restful
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from sqlalchemy import exc as sa_exc
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from tuning_box import converters
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from tuning_box import db
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from tuning_box import errors
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from tuning_box.library import components
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from tuning_box.library import environments
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from tuning_box.library import hierarchy_levels
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from tuning_box.library import resource_definitions
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from tuning_box.library import resource_overrides
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from tuning_box.library import resource_values
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from tuning_box import logger
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from tuning_box.middleware import keystone
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# These handlers work if PROPAGATE_EXCEPTIONS is off (non-Nailgun case)
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api_errors = {
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'IntegrityError': {'status': 409}, # sqlalchemy IntegrityError
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'TuningboxIntegrityError': {'status': 409},
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'KeysOperationError': {'status': 409},
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'TuningboxNotFound': {'status': 404}
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}
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api = flask_restful.Api(errors=api_errors)
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# Components
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api.add_resource(components.ComponentsCollection, '/components')
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api.add_resource(components.Component, '/components/<int:component_id>')
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# Resource definitions
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api.add_resource(
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resource_definitions.ResourceDefinitionsCollection,
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'/resource_definitions',
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)
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api.add_resource(
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resource_definitions.ResourceDefinition,
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'/resource_definitions/<int:resource_definition_id>'
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)
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api.add_resource(
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resource_definitions.ResourceDefinitionKeys,
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'/resource_definitions/<int:resource_definition_id>/'
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'keys/<keys_operation:operation>'
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)
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# Resource values
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api.add_resource(
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resource_values.ResourceValues,
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'/environments/<int:environment_id>/<levels:levels>resources/'
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'<id_or_name:resource_id_or_name>/values'
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)
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api.add_resource(
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resource_values.ResourceValuesKeys,
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'/environments/<int:environment_id>/<levels:levels>resources/'
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'<id_or_name:resource_id_or_name>/values/'
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'keys/<keys_operation:operation>'
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)
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# Resource overrides
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api.add_resource(
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resource_overrides.ResourceOverrides,
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'/environments/<int:environment_id>/'
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'<levels:levels>resources/<id_or_name:resource_id_or_name>/overrides'
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)
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api.add_resource(
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resource_overrides.ResourceOverridesKeys,
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'/environments/<int:environment_id>/'
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'<levels:levels>resources/<id_or_name:resource_id_or_name>/overrides/'
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'keys/<keys_operation:operation>'
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)
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# Environments
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api.add_resource(environments.EnvironmentsCollection, '/environments')
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api.add_resource(
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environments.Environment,
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'/environments/<int:environment_id>'
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)
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# Hierarchy levels
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api.add_resource(
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hierarchy_levels.EnvironmentHierarchyLevelsCollection,
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'/environments/<int:environment_id>/hierarchy_levels'
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)
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api.add_resource(
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hierarchy_levels.EnvironmentHierarchyLevels,
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'/environments/<int:environment_id>/hierarchy_levels/'
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'<string:level>'
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)
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def handle_integrity_error(exc):
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response = flask.jsonify(msg=exc.args[0])
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response.status_code = 409
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return response
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def handle_object_not_found(exc):
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response = flask.jsonify(msg=exc.args[0])
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response.status_code = 404
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return response
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def handle_keys_operation_error(exc):
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response = flask.jsonify(msg=exc.args[0])
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response.status_code = 409
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return response
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def build_app(configure_logging=True, with_keystone=True):
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app = flask.Flask(__name__)
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app.url_map.converters.update(converters.ALL)
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api.init_app(app) # init_app spoils Api object if app is a blueprint
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app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False # silence warning
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# TUNINGBOX_SETTINGS is the path to the file with tuning_box configuration
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app.config.from_envvar('TUNINGBOX_SETTINGS', silent=True)
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# These handlers work if PROPAGATE_EXCEPTIONS is on (Nailgun case)
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app.register_error_handler(sa_exc.IntegrityError, handle_integrity_error)
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app.register_error_handler(errors.TuningboxIntegrityError,
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handle_integrity_error)
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app.register_error_handler(errors.TuningboxNotFound,
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handle_object_not_found)
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app.register_error_handler(errors.KeysOperationError,
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handle_keys_operation_error)
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db.db.init_app(app)
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if configure_logging:
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log_level = app.config.get('LOG_LEVEL', 'INFO')
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logger.init_logger(log_level)
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if with_keystone:
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app.wsgi_app = keystone.KeystoneMiddleware(app)
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return app
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def main():
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import logging
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logging.basicConfig(level=logging.DEBUG)
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app = build_app()
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app.run()
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if __name__ == '__main__':
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main()
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